/// <summary>
/// Connects to the specified chrome session.
/// </summary>
/// <param name="serviceProvider"></param>
/// <param name="sessionInfo"></param>
/// <returns></returns>
public static async Task <SkraprDevTools> Connect(IServiceProvider serviceProvider, ChromeSessionInfo sessionInfo)
{
if (serviceProvider == null)
{
throw new ArgumentNullException(nameof(serviceProvider));
}
if (sessionInfo == null)
{
throw new ArgumentNullException(nameof(sessionInfo));
}
var chromeSessionLogger = serviceProvider
.GetService <ILoggerFactory>()
.CreateLogger <ChromeSession>();
var devToolsLogger = serviceProvider
.GetService <ILoggerFactory>()
.CreateLogger <SkraprDevTools>();
//Create a new session using the information in the session info.
var session = new ChromeSession(chromeSessionLogger, sessionInfo.WebSocketDebuggerUrl);
var devTools = new SkraprDevTools(devToolsLogger, session, sessionInfo.Id);
await devTools.Initialize();
return(devTools);
}
public SkraprWorker(ILogger logger, SkraprDefinition definition, ChromeSession session, SkraprDevTools devTools, bool isDebugEnabled = false)
{
m_logger = logger ?? throw new ArgumentNullException(nameof(logger));
m_logger = logger;
m_cts = new CancellationTokenSource();
m_mainFlow = new ActionBlock <ISkraprTask>(ProcessMainSkraprTask, new ExecutionDataflowBlockOptions
{
CancellationToken = m_cts.Token,
EnsureOrdered = true,
MaxDegreeOfParallelism = 1
});
m_devTools = devTools ?? throw new ArgumentNullException(nameof(devTools));
m_session = session;
m_definition = definition;
m_isDebugEnabled = isDebugEnabled;
}
/// <summary>
/// Creates a new SkraprWorker that processes the specified definition through tasks.
/// </summary>
/// <param name="serviceProvider"></param>
/// <param name="pathToSkraprDefinition"></param>
/// <param name="session"></param>
/// <param name="devTools"></param>
/// <param name="debugMode"></param>
/// <returns></returns>
public static SkraprWorker Create(IServiceProvider serviceProvider, string pathToSkraprDefinition, ChromeSession session, SkraprDevTools devTools, bool debugMode = false)
{
if (!File.Exists(pathToSkraprDefinition))
{
throw new FileNotFoundException($"The specified skrapr definition ({pathToSkraprDefinition}) could not be found. Please check that the skrapr definition exists.");
}
var skraprLogger = serviceProvider
.GetService <ILoggerFactory>()
.CreateLogger <SkraprWorker>();
JToken skraprDefinitionJson;
//The pyramid of json reading.
using (var fs = File.OpenRead(pathToSkraprDefinition))
{
using (var textReader = new StreamReader(fs))
{
using (var jsonReader = new JsonTextReader(textReader))
{
skraprDefinitionJson = JToken.ReadFrom(jsonReader, new JsonLoadSettings
{
CommentHandling = CommentHandling.Ignore,
LineInfoHandling = LineInfoHandling.Load
});
}
}
}
var skraprDefinition = skraprDefinitionJson.ToObject <SkraprDefinition>();
return(new SkraprWorker(skraprLogger, skraprDefinition, session, devTools, debugMode));
}
